Schiller, Klaus F R 
Atlas of gastrointestinal endoscopy and related pathology.    - 2nd ed. /  Klaus F. R. Schiller ...[et al.] / with the collaboration of Martin G. Lombard ...[et al.] / foreword by Peter B. Cotton.   - Oxford :  Blackwell Science,  2002.   - xiv, 538 p. :  ill. (some col.) ;  29 cm.